Arc Of Attrition by UTMB 2027
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At a glance
Arc Of Attrition by UTMB 2027 takes place from Friday 22 to Sunday 24 January 2027 in Cornwall (England, United Kingdom). 4 courses from 22.1 to 173 km.
Longest course: Arc 100M, 173 km with 5’507 m D+ (32 m per km: hilly terrain). It has 20 aid stations and 9 cutoffs. Terrain: 77% trail, 3% forest track and 19% road. Terrain data: © OpenStreetMap contributors.
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Arc of Attrition by UTMB® is one of the UK's most iconic coastal ultra marathons, taking runners along the spectacular South West Coast Path through some of Cornwall's most dramatic…
4 courses
22.1km13.7mi
744 m D+2’441 ft D+
746 m D-2’448 ft D-
avg 3%
Arc 20K24.01. 11:00 · 5 aid stations
49.4km30.7mi
1’458 m D+4’783 ft D+
1’359 m D-4’459 ft D-
avg 3%
Arc 50K24.01. 09:00 · 8 aid stations
82.7km51.4mi
2’708 m D+8’885 ft D+
2’558 m D-8’392 ft D-
avg 3%
Arc 100K23.01. 10:00 · 9 aid stations
173km107.5mi
5’507 m D+18’068 ft D+
4’714 m D-15’466 ft D-
avg 3%
Arc 100M22.01. 13:00 · 20 aid stations
Course analysis
173 km107.5 mi5’507 m D+18’068 ft D+
- D+
- 5’507 m18’068 ft
- D−
- 4’714 m15’466 ft
- Max alt.
- 121 m397 ft
- Steepest
- 15%
Segments
Elevation profile: Arc 100M
-1 m – 121 m-3 ft – 397 ft
Terrain
Aid station by aid station
Terrain, climb and cutoff between each aid station.
Coverack → Cadgwith km 0 → 11.5km 0 → 7.1
11.5 km7.1 mi · +347 m1’138 ft · −362 m1’188 ft
Cadgwith → Lizard Point km 11.5 → 17.3km 7.1 → 10.8
5.9 km3.6 mi · +211 m692 ft · −195 m640 ft · Cutoff Fri 16:30
Lizard Point → Mullion km 17.3 → 28.2km 10.8 → 17.5
10.9 km6.8 mi · +295 m968 ft · −273 m896 ft
Mullion → Porthleven km 28.2 → 40.3km 17.5 → 25
12.1 km7.5 mi · +279 m915 ft · −325 m1’066 ft · Cutoff Fri 20:30
Porthleven → Praa Sands km 40.3 → 47.9km 25 → 29.8
7.6 km4.7 mi · +256 m840 ft · −245 m804 ft
Praa Sands → Marazion km 47.9 → 58.4km 29.8 → 36.3
10.5 km6.5 mi · +249 m817 ft · −259 m850 ft
Marazion → Penzance km 58.4 → 64.8km 36.3 → 40.2
6.4 km4 mi · +9 m30 ft · −9 m30 ft · Cutoff Sat 01:00
Penzance → Mousehole km 64.8 → 69.2km 40.2 → 43
4.5 km2.8 mi · +51 m167 ft · −30 m98 ft
Mousehole → Penberth km 69.2 → 80km 43 → 49.7
10.8 km6.7 mi · +429 m1’407 ft · −405 m1’329 ft
Penberth → Porthcurno km 80 → 82.9km 49.7 → 51.5
2.9 km1.8 mi · +98 m322 ft · −112 m367 ft
Porthcurno → Land's End km 82.9 → 90.5km 51.5 → 56.3
7.6 km4.7 mi · +264 m866 ft · −248 m814 ft · Cutoff Sat 07:00
Land's End → Sennen km 90.5 → 92.5km 56.3 → 57.5
2 km1.2 mi · +41 m135 ft · −59 m194 ft
Sennen → Cape Cornwall km 92.5 → 100.6km 57.5 → 62.5
8.1 km5 mi · +276 m906 ft · −242 m794 ft
Cape Cornwall → Pendeen km 100.6 → 106.8km 62.5 → 66.3
6.1 km3.8 mi · +131 m430 ft · −164 m538 ft · Cutoff Sat 11:00
Pendeen → Zennor km 106.8 → 119.2km 66.3 → 74.1
12.4 km7.7 mi · +445 m1’460 ft · −457 m1’499 ft
Zennor → Lelant km 119.2 → 135km 74.1 → 83.9
15.9 km9.8 mi · +419 m1’375 ft · −438 m1’437 ft · Cutoff Sat 18:00
Lelant → Hayle km 135 → 138km 83.9 → 85.8
3 km1.9 mi · +24 m79 ft · −3 m10 ft
Hayle → Godrevy km 138 → 145.3km 85.8 → 90.3
7.3 km4.5 mi · +108 m354 ft · −115 m377 ft · Cutoff Sat 20:00
Godrevy → Portreath km 145.3 → 157.2km 90.3 → 97.7
11.9 km7.4 mi · +347 m1’138 ft · −303 m994 ft · Cutoff Sat 23:30
Portreath → Porthtowan km 157.2 → 163.3km 97.7 → 101.5
6 km3.7 mi · +204 m669 ft · −193 m633 ft
Porthtowan → Finish km 163.3 → 173km 101.5 → 107.5
9.7 km6 mi · +292 m958 ft · −280 m919 ft
Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.
Aid station by aid station
Terrain, climb and cutoff between each aid station.
Perranporth Airfield → Trevaunance Cove km 0 → 2.6km 0 → 1.6
2.6 km1.6 mi · +88 m289 ft · −165 m541 ft
Trevaunance Cove → St Agnes Head km 2.6 → 5.2km 1.6 → 3.2
2.6 km1.6 mi · +99 m325 ft · −44 m144 ft
St Agnes Head → Porthtowan km 5.2 → 9.6km 3.2 → 6
4.4 km2.8 mi · +117 m384 ft · −176 m577 ft · Cutoff Sun 13:00
Porthtowan → St Agnes Beacon km 9.6 → 15.6km 6 → 9.7
6 km3.7 mi · +243 m797 ft · −85 m279 ft
St Agnes Beacon → St Agnes km 15.6 → 19.5km 9.7 → 12.1
3.9 km2.4 mi · +45 m148 ft · −177 m581 ft
St Agnes → Finish / Perranporth Airfield km 19.5 → 22.1km 12.1 → 13.7
2.6 km1.6 mi · +154 m505 ft · −99 m325 ft · Cutoff Sun 15:30
Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.
Aid station by aid station
Terrain, climb and cutoff between each aid station.
Harlyn Bay → Trevose Head km 0 → 4km 0 → 2.5
4 km2.5 mi · +106 m348 ft · −52 m171 ft
Trevose Head → Porthcothan Bay km 4 → 10.9km 2.5 → 6.8
6.9 km4.3 mi · +169 m554 ft · −222 m728 ft
Porthcothan Bay → Mawgan Porth km 10.9 → 17.9km 6.8 → 11.1
7 km4.3 mi · +270 m886 ft · −271 m889 ft · Cutoff Sun 13:00
Mawgan Porth → Porth km 17.9 → 24.8km 11.1 → 15.4
6.9 km4.3 mi · +299 m981 ft · −298 m978 ft · Cutoff Sun 14:30
Porth → Newquay km 24.8 → 26.6km 15.4 → 16.5
1.8 km1.1 mi · +37 m121 ft · −31 m102 ft
Newquay → Polly Joke km 26.6 → 34.3km 16.5 → 21.3
7.8 km4.8 mi · +168 m551 ft · −166 m545 ft
Polly Joke → Holywell Bay km 34.3 → 37.5km 21.3 → 23.3
3.1 km1.9 mi · +57 m187 ft · −60 m197 ft · Cutoff Sun 15:30
Holywell Bay → Perran Sands km 37.5 → 42.3km 23.3 → 26.3
4.8 km3 mi · +137 m449 ft · −102 m335 ft
Perran Sands → Perranporth Airfield km 42.3 → 49.4km 26.3 → 30.7
7.1 km4.4 mi · +213 m699 ft · −160 m525 ft · Cutoff Sun 18:30
Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.
Aid station by aid station
Terrain, climb and cutoff between each aid station.
Land's End → Sennen km 0 → 2km 0 → 1.2
2 km1.2 mi · +34 m112 ft · −89 m292 ft
Sennen → Cape Cornwall km 2 → 10.1km 1.2 → 6.3
8.1 km5 mi · +291 m955 ft · −252 m827 ft
Cape Cornwall → Pendeen km 10.1 → 16.2km 6.3 → 10
6.1 km3.8 mi · +162 m531 ft · −139 m456 ft · Cutoff Sat 13:30
Pendeen → Zennor km 16.2 → 28.7km 10 → 17.8
12.5 km7.8 mi · +493 m1’617 ft · −490 m1’608 ft
Zennor → Lelant km 28.7 → 44.5km 17.8 → 27.7
15.9 km9.8 mi · +506 m1’660 ft · −576 m1’890 ft · Cutoff Sat 19:00
Lelant → Hayle km 44.5 → 47.7km 27.7 → 29.6
3.2 km2 mi · +3 m10 ft · −6 m20 ft
Hayle → Godrevy km 47.7 → 55km 29.6 → 34.2
7.4 km4.6 mi · +133 m436 ft · −124 m407 ft · Cutoff Sat 20:30
Godrevy → Portreath km 55 → 66.9km 34.2 → 41.6
11.9 km7.4 mi · +424 m1’391 ft · −385 m1’263 ft · Cutoff Sat 23:30
Portreath → Porthtowan km 66.9 → 72.9km 41.6 → 45.3
6 km3.7 mi · +232 m761 ft · −220 m722 ft
Porthtowan → Perranporth Airfield km 72.9 → 82.7km 45.3 → 51.4
9.8 km6.1 mi · +319 m1’047 ft · −280 m919 ft · Cutoff Sun 02:30
Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.
Feels like these
- Arctic Alta Ultra161.6 km100.4 mi · 197 km-effortAug 27, 2027 · Dates to be confirmed2’668 km away1’657.8 mi away
- Vietnam Highlands Trail by UTMB99.2 km61.7 mi · 200 km-effortJan 9, 2027 · Dates to be confirmed10’598 km away6’585.3 mi away
- Massanutten’s Revenge 100 Miler173.4 km107.7 mi · 245 km-effortOct 1, 2027 · Dates to be confirmed5’724 km away3’556.7 mi away
- Dolnośląski Festiwal Biegów Górskich173.2 km107.6 mi · 229 km-effortJul 15, 2027 · Dates to be confirmed1’560 km away969.3 mi away
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